unpaired

molecules with unpaired valence electrons.

带有不成对价电的分。

fin skeletons In unpaired precaudal fins, the basal plates and radials;

鳍骨骼不成对的前尾鳍，基板与动脉中；

hemizygous Describing genetic material that has no homologous counterpart and is thus unpaired in the diploid state.

半合的：是一类没有同源配对物的，二倍体中不成对的遗传物质。